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3-2. Preparation Before Installation
3-2-1. Main Types of Installation
Case A
(Standard installation)
Horizontal installation in the ceiling,
rear side air intake
Rear side air intake
Case C
Vertical installation on the sidewall, lower
side air intake
Lower side air intake
* While in heating mode, the temperatures
may increase higher than the set
temperature.
Case B
Horizontal installation in the ceiling, lower
side air intake
Lower side air intake
Case D
Vertical installation on the sidewall, front side
air intake
Front side air intake
* While in heating mode, the temperatures
may increase higher than the set
temperature.
3-2-2. Install the Filter
When not connecting the air intake duct, be sure to install the filters (Accessories).
Case A and Case C are shown below.
Filter (Accessory)
Screw
A
Type 15, 22, 28, 36, 45, 56
Filters (Accessories)
Screws
A
Type 60, 73, 90, 106, 112, 140, 160
View A
Main unit
Filter
Attach the filter to the main unit while
pushing the tip of the latches in the
direction of the arrow.
Attach the filters (accessories) in the manner shown in the figure.
Securely fix the filters with the screws.
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